/* main 模块 */

.container {
    padding-top: 10vh;
}

.left {
    float: left;
    width: 22%;
    height: 100%;
    padding: 25px 0px 60px 20px;
    overflow-y: auto;
    overflow-x: hidden;
    padding-left: 5%;
}

/* 去掉li的小圆点 */

li {
    list-style: none
}

.left>ul {
    max-width: 96%;
}

.left>ul>li {
    margin-top: 3.5vh;
}


.left a:hover {
    color: #3DA19F;
    border-bottom: 1px solid #3DA19F;
    font-weight: 600;
}

/* .left>ul li ul {
    padding-left: 3vh;
}

.left>ul>li ul li {
    margin-top: 0.5em;
    font-size: 16px;
} */

.main-title {
    font-size: 18px;
}
.sub-title{
    margin-left: 30px;
    font-size: 15px;
}

.right {
    float: left;
    width: 78%;
    height: 85vh;
    overflow-y: auto;
    overflow-x: hidden;
    margin-top: 4vh;
    padding-right: 5%;
    padding-left: 1%;
}

.content {
    position: relative;
    max-width: 90%;
    margin: 0 auto;
    /* padding-left: 50px; */
}

.content h1 {
    margin: 2em 0 1em;
    color: #3DA19F;
}

.content h2 {
    margin: 45px 0 0.8em;
    padding-bottom: 0.7em;
    border-bottom: 1px solid #ddd;
}

.content h2 a,
.content h3 a {
    pointer-events: auto;
    color: #273849;
}

.content p {
    line-height: 1.6em;
    margin: 1.2em 0 -1.2em;
    padding-bottom: 1.2em;
    position: relative;
    z-index: 1;
}
.content iframe{
    margin-top: 4%;
    width: 100%;
    height: 65vh;
}
.video {
    position: relative;
    background-color: #e7ecf3;
    padding: 1rem 1.25rem;
    border-radius: 2px;
    color: #486491;
}

.video a {
    color: #486491 !important;
    position: relative;
    padding-left: 36px;
    font-weight: 600;
    font-size: 16px;
}

.video a::before {
    content: '';
    position: absolute;
    display: block;
    width: 30px;
    height: 30px;
    top: -5px;
    left: -4px;
    border-radius: 50%;
    background-color: #73abfe;
}

.video a::after {
    content: '';
    position: absolute;
    display: block;
    width: 0;
    height: 0;
    top: 5px;
    left: 8px;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 8px solid #fff;
}